package Soso.share;

import java.text.DecimalFormat;
/**
 * 共享类
 */
public class Common {
    /**
     * double类型格式化
     */
    public static String dataFormat(double data){
        DecimalFormat formatData = new DecimalFormat("#.0");
        return formatData.format(data);
    }

    public static double sub(double num1,double num2){
        return (num1*10-num2*10)/10;
    }
}
